When build the tools/perf, encounter a block issue:
cc1: warnings being treated as errors
util/scripting-engines/trace-event-perl.c: In function ‘perl_process_tracepoint’:
util/scripting-engines/trace-event-perl.c:285: error: format ‘%lu’ expects type ‘long unsigned int’, but argument 2 has type ‘__u64’
make: *** [util/scripting-engines/trace-event-perl.o] Error 1
Signed-off-by: Youquan Song <[email protected]>
---
.../perf/util/scripting-engines/trace-event-perl.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c
index f80605e..b2b3bdb 100644
--- a/tools/perf/util/scripting-engines/trace-event-perl.c
+++ b/tools/perf/util/scripting-engines/trace-event-perl.c
@@ -282,7 +282,7 @@ static void perl_process_tracepoint(union perf_event *perf_event __maybe_unused,
event = find_cache_event(evsel);
if (!event)
- die("ug! no event found for type %" PRIu64, evsel->attr.config);
+ die("ug! no event found for type %" PRIu64, (u64)(evsel->attr.config));
pid = raw_field_value(event, "common_pid", data);
--
1.7.7.4